RA890G1245 Honeywell Protectorelay™ Primary Control
The Honeywell RA890G1245 provides reliable electronic flame supervision for industrial and commercial burner applications. This controller monitors ultraviolet flame signals to ensure safe ignition and continuous combustion during operation. Engineering teams trust the RA890G1245 for its durable construction and precise safety switch timing mechanisms.
Author: Oiltech Controls.
Core Technical Specifications
- Brand: Honeywell
- Model: RA890G1245
- Input Voltage: 220V AC at 50/60 Hz frequency range
- Safety Switch Timing: 15 seconds nominal lockout period for gas systems
- Flame Failure Response: 0.8 seconds maximum for rapid fuel shutoff
- Power Consumption: 10.0W maximum during 50Hz operation and 4.0W standby
- Alarm Contacts: Isolated SPDT dry contacts for remote system status monitoring
- Temperature Range: -29°C to +41°C for 50Hz models with alarm contacts
- Flame Detectors: Compatible with C7027, C7035, or C7044 ultraviolet sensors
- Mounting: Requires Q270A Universal Mounting Base for standard installation
Installation and Wiring Guidelines
- Mount the device using the Q270A universal subbase for secure electrical connections.
- Connect line voltage controllers between the limit control and terminal block 6.
- Install a jumper across T-T terminals when using line voltage control devices.
- Ensure the flame detector wiring follows the specific instructions for parallel sensor sets.
- Tighten the cover thumbscrew firmly to maintain proper contact with the subbase.
- Access the flame current test jack for routine maintenance and signal strength verification.
Professional Packaging and Shipping
- One Honeywell RA890G1245 Protectorelay Primary Control unit per box
- Female quick-connect terminals for field alarm contact installation included in package
- Protective industrial-grade cardboard packaging with internal shock absorption for transit
- Global shipping available via Fedex for urgent industrial replacement needs
- Express delivery options through UPS and DHL for international project sites
FAQ and Selection Guide
- How do I reset the device after a safety lockout?Press the red reset pushbutton located on the front cover after resolving the flame fault.
- Which flame detectors work best with the RA890G1245?Select the C7027A Mini-Peeper or C7035A models for optimal ultraviolet signal detection.
- Can I use this control for continuous 24-hour burner operation?No, the RA890 series suits burners that cycle at least once every 24 hours.
- Selection Tip: Verify your input voltage and required safety timing before placing an order.
- Application Tip: Check the ambient temperature of your mounting location to prevent component wear.
For technical support or bulk pricing, contact our engineering team at
info@oiltechcontrols.com
or message us on
+86 158 8020 0923.
Copyright © 2026 Oiltech Controls Limited. All rights reserved.
Original Source: https://www.oiltechcontrols.com/
All rights reserved.
Reviews
There are no reviews yet.